If at any stage in the days-long process an Oscar does not come out perfectly, the figure is destroyed and a new one started to replace it. But once the statue is finished, it is guaranteed for life, and actors can send damaged figures back to have them replaced or brought back to their original brilliance.
The purpose of the Part Submission Warrant (PSW) is to document the submission and the approval or rejection of purchased parts prior to production. Cooper Industries has developed its own Submission Warrant document and this form is a required element of PPAP.
The purpose of an invoice is to create an obligation to make a payment for products or services purchased by a customer, while the presentation of a statement is to provide a summary -- designed to clarify and highlight what is owed by the customer.